Home / 29,255.68-43,908.09-12,628.27

Finding the Fourth Proportional to 29,255.68, 43,908.09 and 12,628.27

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Solution

The fourth proportional to 29,255.68, 43,908.09 and 12,628.27 is: 18,953.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,255.68 : 43,908.09 = 12,628.27 : x
  2. Step 2: Convert to fraction form
    29,255.68/43,908.09 = 12,628.27/x
  3. Step 3: Cross multiply
    29,255.68x = 43,908.09 × 12,628.27
  4. Step 4: Simplify right side
    29,255.68x = 554,482,933.02
  5. Step 5: Solve for x
    x = 554,482,933.02/29,255.68
  6. Step 6: Final answer
    x = 18,953.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.